Patent Assignment
Reel/Frame 004259/0510
Assignment of Assignors Interest.
Recorded: 1984-05-29
Pages: 1
Assignor
NEW ENGLAND NUCLEAR CORPORATION
Executed: 1984-05-24
Assignee
E.I. DU PONT DE NEMOURS AND COMPANY INCORPORATED, A CORP OF DE
1007 MARKET STREET, WILMINGTON, DELAWARE, 19898
Covered Property
(1)
Transferring Separated Components in Gel Electrophoresis via Nylon Membrane
Patent:
4,455,370 →
Application:
06/472,984 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Mar 2, 1984
From: BARTELSMAN, BART W.; FOST, DENNIS L.
To: NEW ENGLAND NUCLEAT CORPORATION
Reel/Frame 004227/0929 →
Assignment of Assignor's Interest
May 21, 1998
From: E.I. DU PONT DE NEMOURS & CO.
To: NEN LIFE SCIENCE PRODUCTS, INC.
Reel/Frame 009178/0720 →
Security Interest
Jul 29, 1999
From: NEN ACQUISITION, INC. (TO BE RENAMED AS NEN LIFE SCIENCE PRODUCTS, INC.) (DE CORPORATION)
To: CREDIT SUISSE FIRST BOSTON, AS ADMINISTRATIVE AGENT
Reel/Frame 010113/0001 →